Simarangkir, Manase Sahat H, and Agung Suryanto. “PROTOTYPE PENGUNCI PINTU OTOMATIS MENGGUNAKAN RFID (RADIO FREQUENCY IDENTIFICATION) BERBASIS MIKROKONTROLER ARDUINO UNO”. Technologic 11, no. 1 (February 1, 2022). Accessed April 14, 2025. https://technologic.polytechnic.astra.ac.id/index.php/firstjournal/article/view/282.